3M-5A 500mm f 8 Russian Reflex Mirror Tele Lens M42

Model: 3M-5A MTO-500 Focal Length: 500mm Maximum Aperture: f/8 Connection Type: M42 Focal Lengths: 500mm Product Type: Telephoto Lenses Focus Type: Manual Mount: M42 One of the best Soviet Russian Reflex Mirror Tele Lens MTO 3M-5A 500mm f8 M42 A family of Soviet photographic mirror-lens lenses, created on the basis of research, Professor Maksutov. Is the second generation mirror-lens camera lens after “MTO”. IT has 4 holes for the tripod, arranged in pairs of different diameters under 90 degrees. Important note: because the lens has a huge overrun at infinity, it can be put on any sort of camera. The focal point is “with overrun”, it is necessary that it changes to “extreme temperature changes”. 45.5 mm, while not losing focus on “infinity” (for example, cameras with a Nikon F bayonet, 5 mm). ZM-5A belongs to the super-range lens / mirror lenses. Lenses like this attract today with a huge focal length and compactness. With adapter compatible to all modern SLR / DSLR cameras, Nikon, Canon, Sony etc.. Made in Russia, the authentic Soviet era product. State quality mark of the USSR. This 8/500 mirror telescope lens is used for any type of camera with a proper adapter to M42x1 thread and used for photographic remote objects, inaccessible parts of terrain, architectural details, sports competitions, animals and birds in general for photo hunting. Special multilayer antireflection coatings; decrease the light dispersion; raise the contrast of a photo object.